64132823146 has 16 divisors (see below), whose sum is σ = 109949501376. Its totient is φ = 27483615936.

The previous prime is 64132823143. The next prime is 64132823173.

64132823146 is nontrivially palindromic in base 10.

It is a super-2 number, since 2×64132823146² (a number of 22 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 64132823099 and 64132823108.

It is not an unprimeable number, because it can be changed into a prime (64132823143) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 66325 + ... + 364231.

It is an arithmetic number, because the mean of its divisors is an integer number (6871843836).

Almost surely, 2^64132823146 is an apocalyptic number.

64132823146 is a deficient number, since it is larger than the sum of its proper divisors (45816678230).

64132823146 is a wasteful number, since it uses less digits than its factorization.

64132823146 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 313293.

The product of its digits is 165888, while the sum is 40.

The spelling of 64132823146 in words is "sixty-four billion, one hundred thirty-two million, eight hundred twenty-three thousand, one hundred forty-six".